{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "Escherichia coli BL21 ( DE3 ) plysS , harbouring a recombinant plasmid containing the catalase - peroxidase gene , produced a large amount of proteins that co - migrated on SDS / PAGE with the native enzyme ."}
{"GENE": ["catalase", "peroxidase"]}